About Once Upon a Galaxy

Once Upon a Galaxy is a Casual, Indie, Strategy, and Free to Play game developed by Million Dreams Games. On 7/29/2025, it was released on the Steam Store by Million Dreams Games.

It can be played and ran on both Windows and Mac systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.

According to Steam’s category system, Once Upon a Galaxy supports the following features:

• PvP
• Single-player
• Family Sharing
• Multi-player
• Cross-Platform Multiplayer
• Online PvP
• In-App Purchases

From the Steam community, Once Upon a Galaxy has been tagged with the following user tags:

• Card Game
• PvP
• Roguelike
• Fantasy
• Magic
• Multiplayer
• Trading Card Game
• Free to Play
• Deckbuilding
• Cute
• Funny
• Card Battler
• Strategy
• Asynchronous Multiplayer
• Colorful
• Relaxing
• Adventure
• Auto Battler
• 2D
• Space

Media & Sceenshots

Watch the featured video for Once Upon a Galaxy and see the latest screenshots from the Steam Store.

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Soures & References

Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.

Once Upon a Galaxy data has been sourced from:

• Valve Corporation. (2025, August 14). Once Upon a Galaxy on Steam. Steam Store.
• Valve Corporation. (2025, August 14). Once Upon a Galaxy. Steam Community Hub.
• Million Dreams Games. (2025, March 28). Once Upon a Galaxy. Once Upon a Galaxy.